31006188

素因数分解:

$2^2\times 3^2\times {\mathrm{661}}^1\times {\mathrm{1303}}^1$

素因数の和:1974

約数の個数: 36

約数和(自身を含む): 78555568

約数和(自身を除く): 47549380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 661, 1303, 1322, 1983, 2606, 2644, 3909, 3966, 5212, 5949, 7818, 7932, 11727, 11898, 15636, 23454, 23796, 46908, 861283, 1722566, 2583849, 3445132, 5167698, 7751547, 10335396, 15503094, 31006188]

約数ペア:

[(1, 31006188), (2, 15503094), (3, 10335396), (4, 7751547), (6, 5167698), (9, 3445132), (12, 2583849), (18, 1722566), (36, 861283), (661, 46908), (1303, 23796), (1322, 23454), (1983, 15636), (2606, 11898), (2644, 11727), (3909, 7932), (3966, 7818), (5212, 5949)]